Home / 44,272.94-66,419.12-13,110.62

Finding the Fourth Proportional to 44,272.94, 66,419.12 and 13,110.62

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Solution

The fourth proportional to 44,272.94, 66,419.12 and 13,110.62 is: 19,668.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,272.94 : 66,419.12 = 13,110.62 : x
  2. Step 2: Convert to fraction form
    44,272.94/66,419.12 = 13,110.62/x
  3. Step 3: Cross multiply
    44,272.94x = 66,419.12 × 13,110.62
  4. Step 4: Simplify right side
    44,272.94x = 870,795,843.05
  5. Step 5: Solve for x
    x = 870,795,843.05/44,272.94
  6. Step 6: Final answer
    x = 19,668.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.